diff options
Diffstat (limited to 'drivers/soundwire')
| -rw-r--r-- | drivers/soundwire/bus.c | 2 | ||||
| -rw-r--r-- | drivers/soundwire/debugfs.c | 2 | ||||
| -rw-r--r-- | drivers/soundwire/qcom.c | 27 |
3 files changed, 29 insertions, 2 deletions
diff --git a/drivers/soundwire/bus.c b/drivers/soundwire/bus.c index 1b115734a8f6..67369e941d0d 100644 --- a/drivers/soundwire/bus.c +++ b/drivers/soundwire/bus.c @@ -1110,7 +1110,7 @@ int sdw_bus_exit_clk_stop(struct sdw_bus *bus) if (!simple_clk_stop) { ret = sdw_bus_wait_for_clk_prep_deprep(bus, SDW_BROADCAST_DEV_NUM); if (ret < 0) - dev_warn(&slave->dev, "clock stop deprepare wait failed:%d\n", ret); + dev_warn(bus->dev, "clock stop deprepare wait failed:%d\n", ret); } list_for_each_entry(slave, &bus->slaves, node) { diff --git a/drivers/soundwire/debugfs.c b/drivers/soundwire/debugfs.c index b6cad0d59b7b..49900cd207bc 100644 --- a/drivers/soundwire/debugfs.c +++ b/drivers/soundwire/debugfs.c @@ -19,7 +19,7 @@ void sdw_bus_debugfs_init(struct sdw_bus *bus) return; /* create the debugfs master-N */ - snprintf(name, sizeof(name), "master-%d", bus->link_id); + snprintf(name, sizeof(name), "master-%d-%d", bus->id, bus->link_id); bus->debugfs = debugfs_create_dir(name, sdw_debugfs_root); } diff --git a/drivers/soundwire/qcom.c b/drivers/soundwire/qcom.c index 0ef79d60e88e..a317bea2d42d 100644 --- a/drivers/soundwire/qcom.c +++ b/drivers/soundwire/qcom.c @@ -7,6 +7,7 @@ #include <linux/io.h> #include <linux/kernel.h> #include <linux/module.h> +#include <linux/debugfs.h> #include <linux/of.h> #include <linux/of_irq.h> #include <linux/of_device.h> @@ -83,6 +84,7 @@ #define SWRM_DP_PORT_HCTRL_BANK(n, m) (0x1134 + 0x100 * (n - 1) + 0x40 * m) #define SWRM_DP_BLOCK_CTRL3_BANK(n, m) (0x1138 + 0x100 * (n - 1) + 0x40 * m) #define SWRM_DIN_DPn_PCM_PORT_CTRL(n) (0x1054 + 0x100 * (n - 1)) +#define SWR_MSTR_MAX_REG_ADDR (0x1740) #define SWRM_DP_PORT_CTRL_EN_CHAN_SHFT 0x18 #define SWRM_DP_PORT_CTRL_OFFSET2_SHFT 0x10 @@ -127,6 +129,9 @@ struct qcom_swrm_ctrl { struct device *dev; struct regmap *regmap; void __iomem *mmio; +#ifdef CONFIG_DEBUG_FS + struct dentry *debugfs; +#endif struct completion broadcast; struct completion enumeration; struct work_struct slave_work; @@ -1192,6 +1197,22 @@ static int qcom_swrm_get_port_config(struct qcom_swrm_ctrl *ctrl) return 0; } +#ifdef CONFIG_DEBUG_FS +static int swrm_reg_show(struct seq_file *s_file, void *data) +{ + struct qcom_swrm_ctrl *swrm = s_file->private; + int reg, reg_val; + + for (reg = 0; reg <= SWR_MSTR_MAX_REG_ADDR; reg += 4) { + swrm->reg_read(swrm, reg, ®_val); + seq_printf(s_file, "0x%.3x: 0x%.2x\n", reg, reg_val); + } + + return 0; +} +DEFINE_SHOW_ATTRIBUTE(swrm_reg); +#endif + static int qcom_swrm_probe(struct platform_device *pdev) { struct device *dev = &pdev->dev; @@ -1302,6 +1323,12 @@ static int qcom_swrm_probe(struct platform_device *pdev) (ctrl->version >> 24) & 0xff, (ctrl->version >> 16) & 0xff, ctrl->version & 0xffff); +#ifdef CONFIG_DEBUG_FS + ctrl->debugfs = debugfs_create_dir("qualcomm-sdw", ctrl->bus.debugfs); + debugfs_create_file("qualcomm-registers", 0400, ctrl->debugfs, ctrl, + &swrm_reg_fops); +#endif + return 0; err_master_add: |